Compatible Models: 26mm silicone bands compatible with Fenix 8 pro 51mm/Fenix 8 AMOLED 51mm/Quatix 8 51mm/tactix 8 AMOLED 51mm/7X/6X/Fenix 6X Pro/Fenix 7X pro/Fenix 5X Plus/5X/Fenix 3 HR/3/Enduro 3/2/Enduro/Descent Mk3i 51mm/Descent Mk2i/Descent Mk2/Descent Mk1/epix Pro 51MM/tactix 7 AMOLED/tactix 7 Pro/quatix 8 51mm.Please measure the width of your original strap to 26mm before purchasing Wrist size: Silicone for fenix8 51mm 7X 6X band fits wrist 6.5"-9.05" (165mm-230mm), flexible to adjust the length Premium Material: This VELEYOK fenix 7X replacement watch band for is made of premium silicone,ensuring maximum comfort even during extended wear.And Perfect for all kinds of outdoor sports,Such as Hiking,Backpacking,Cycling Easy to install: 26mm sport watch bands can be quickly installed and removed without additional tools, Specially designed for the fenix series,safe and firm, not easy to fall Best Service: If you have any questions about installation or the quality of the product, please feel free to contact us.We are committed to providing the best service